MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm or SEO manipulation tactic to drive traffic to malicious sites. The primary malicious URL identified is https://midufefew.ru/wix?keyword=adjustable+pushrod+guide+plates+install, which is likely used to host or redirect to a phishing or malware distribution page.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://midufefew.ru/wix?keyword=adjustable+pushrod+guide+plates+install PDF link annotation
- https://cdn.sqhk.co/jiguluzufuwa/gWgijfz/acs_chemistry_study_guide.pdfIn PDF document text
- https://cdn.sqhk.co/wamiratena/tegjUij/fear_the_walking_dead_cast_2019_virginia.pdfIn PDF document text
- https://cdn.sqhk.co/letarezetap/CtjdgtM/fast_money_halftime_report_cnbc_fix.pdfIn PDF document text
- http://sizuxofutitarax.mypressonline.com/odisha_govt_scheme_list.pdfIn PDF document text
- https://cdn.sqhk.co/kobewudojuvo/hhgiuhi/63180648404.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/zakunafu/unless_if_worksheet.pdfIn PDF document text
- https://s3.amazonaws.com/dozore/conversion_word_problems_worksheet.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/143502f7-5a22-496e-80a1-46005d8137d8/house_design_apps_for_mac.pdfIn PDF document text
- https://s3.amazonaws.com/jukoxisojow/83943508897.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f42acb8f-5e5e-477a-ab00-ccc43ef0dee2/journey_to_the_center_of_the_earth_2_full_movie_123movies.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/10ad2d4a-9266-4a56-a7bc-fabd9cb7bea4/the_kybalion_review.pdfIn PDF document text
- https://f84ffea9-2755-49c2-9cb5-47ca8b55fe65.filesusr.com/ugd/0adedf_fef74b5e3c5849c3ae2264b6d22f4741.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/f19e0cf1-83e0-4258-95e4-66cc3300002b/xivov.pdfIn PDF document text
- https://34ec465e-51aa-4dba-9a8c-c05fcfb5ae84.filesusr.com/ugd/df15ee_d2db0791bff14848ba6cd2f4d6bba68d.pdf?index=trueIn PDF document text
- https://23da7c74-6e14-424a-b22a-901aa35eafb1.filesusr.com/ugd/9cc572_97437878b8ea48a886966c12ada94896.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/1522d90c-7116-4d0a-8efb-36f32081400b/seiko_7t62_quartz.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b8950e82-caab-400b-b741-37fb67951e60/pomapivukin.pdfIn PDF document text
- http://nixomirorubu.myartsonline.com/english_words_meaning_in_urdu.pdfIn PDF document text
- http://bolirazebaf.myartsonline.com/cisco_linksys_e4200_router.pdfIn PDF document text
- https://4454cc88-256b-48ad-9013-c0414c72072d.filesusr.com/ugd/67e251_c578a86acb56404696800141e8b3dc30.pdf?index=trueIn PDF document text
- http://najukelosuned.myartsonline.com/pdf_split_and_merge_download_free.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bfb78559-1fa6-43f9-a6f4-c1ec9e5f00a0/que_contiene_un_manual_de_organizacion_de_una_empresa.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f907.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF907 | 5428 bytes |
SHA-256: aa8ccae47290bf45736c6ffacee9c59c73fba9bcfb2d750c64cd2e64efd379d4 |
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font_01_sfnt_off00010b71.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B71 | 11136 bytes |
SHA-256: 1925ce4453d369185598d4a1524e5e939a3c8ddaccf05f2440600eaaab7d17a3 |
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